The idea that wolves might be the solution to Yellowstone’s problems surfaced as early as 1940, though it wasn’t until the 1970s that the federal government began seriously considering reintroduction. Elected officials in Idaho, Wyoming, and Montana (the states surrounding the park) were adamantly opposed to the idea, in deference to two constituencies that exercised an outsize influence on local politics: ranchers and hunters. Ranchers, whose own ancestors had helped rid the mountains of predators in the first place, feared they’d lose livestock once the reintroduced wolves began spreading
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